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55031054 = 2132116579
BaseRepresentation
bin1101000111101…
…1010100001110
310211112212102012
43101323110032
5103041443204
65243301222
71235520251
oct321732416
9124485365
1055031054
1129077711
121651a812
13b52a370
147447098
154c7076e
hex347b50e

55031054 has 8 divisors (see below), whose sum is σ = 88896360. Its totient is φ = 25398936.

The previous prime is 55031047. The next prime is 55031069. The reversal of 55031054 is 45013055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1058264 + ... + 1058315.

It is an arithmetic number, because the mean of its divisors is an integer number (11112045).

Almost surely, 255031054 is an apocalyptic number.

55031054 is a deficient number, since it is larger than the sum of its proper divisors (33865306).

55031054 is a wasteful number, since it uses less digits than its factorization.

55031054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116594.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 55031054 is about 7418.2918519023. The cubic root of 55031054 is about 380.3668064799.

The spelling of 55031054 in words is "fifty-five million, thirty-one thousand, fifty-four".

Divisors: 1 2 13 26 2116579 4233158 27515527 55031054